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<1…18192021222324…34>
  • Using the stack to copy memory blocksA [b]PUSH[/b] and a [b]POP[/b] instruction together take less time than two [b]LDI[/b], so long [b]POP/PUSH[/b] sequences are sometimes used to copy …

    ... , this requires several kilobytes of memory - it would be much less ...
    ajmoss ajmoss August 2010 Development
  • Football Director ZXDS save helpI'm playing football director on ZXDS. At the end of the season the the game crashes after the auto save. How do i stop the game crashing so i can ca…

    I'm playing football director on ZXDS. At the end of the season the the game crashes after the auto save. How do i stop the game crashing so i can carry on playing?
    Rebelstar without a cause Rebelstar without a cause August 2010 Games
  • Average PC Memory size increasing by 48K every half hourAs I'm absolutely sure everybody here is aware, Moore's law states that the number of transisters in a device will double on average every 2 years. …

    ... />

    As average memory increases, price per megabyte usually ... fractionally, the amount of memory increased in one year would ... Law.
    [*]Daily average memory increase == 901,943,132 / ... For Smartphones, the average memory is around 256MB now (48K ...
    takapa takapa August 2010 Chit chat
  • Spectrum lost upper memoryHi again, I have a Rubber key Spectrum(issue 4S) which lost it's whole upper memory. It's worked okay, but i forgot it on over last night. My son wa…

    ... lost it's whole upper memory. It's worked okay, but ... Spectrum which had also upper memory problems. So i wrote PRINT ... 32767. This mean that upper memory is off. I loaded a ... .
    Where is my upper memory?
    lillaolle64 lillaolle64 September 2010 Hardware
  • Memory upgradeHi! I bought a 16K rubber key Spectrum. It's said in the box and memory test program also said it's 16K machine. Strange thing is that there is yell…

    ... said in the box and memory test program also said it ... (so no soldering needed) for memory upgrade. There is also 4 ...
    lillaolle64 lillaolle64 October 2010 Hardware
  • WOS im memory pageThose people in loving memory, why did they die soo young? It makes me a little nervous, is this website cursed? And there is a person there who is l…

    Those people in loving memory, why did they die soo young?
    It makes me a little nervous, is this website cursed?
    And there is a person there who is less than 40, did he die young to?
    Robin Robin October 2010 Chit chat
  • Whole upper memory lostHi! I own a rubber key Spectrum with 48K RAM. Suddenly it lost it's whole upper memory. All diagnostic programs says that it's 16K model with workin…

    ... lost it's whole upper memory. All diagnostic programs says that ... which also have had upper memory problems and the diagnostic programs ... ram. After changing faulty upper memory chips they have worked fine ... you needed to install 8 memory chips and few other chips ...
    lillaolle64 lillaolle64 October 2010 Hardware
  • ZXDS 0.9.2 beta 1Hi! Yet another [URL="http://zxds.raxoft.cz/"]ZXDS[/URL] release is out. And perhaps the most exhausting one so far, too. Yes, another dream of mine…

    ... /> Yet another [URL="http://zxds.raxoft.cz/"]ZXDS[/URL] release is out ...
    Patrik Rak Patrik Rak November 2010 Emulators
  • 48k Out of memoryIv just had a 48k Speccy arrive today. The keyboard wasnt working right so I changed that. Now when I tried to load Cyclone it started to load ok fo…

    ... that reads 4 out of memory 30:1 I have no ...
    Modge Modge November 2010 Hardware
  • New memory model: 16K/48KAs earlier suggested in [URL="http://www.worldofspectrum.org/forums/showthread.php?t=32096"]this thread[/URL], there was also Spectrum software that …

    ... />
    Today I added this memory model and with your help ... ://www.worldofspectrum.org/infoseekadv.cgi?memory=2&loadpics=1"]This ...
    mheide mheide December 2010 Sinclair Miscellaneous
  • Loading a screen in to memory...Hi Folks, I want to load a SCREEN$ in to memory and save it out to RAM disk without it being displayed on the screen. I am worried about over writi…

    ... load a SCREEN$ in to memory and save it out to ... worried about over writing BASIC memory so would the following work ...
    Paddy Coleman Paddy Coleman December 2010 Sinclair Basic
  • DSpec FINAL Released ?Hi, I've been away for some time, and I did search the forums prior to post this, but I couldn't find anything about it, not a single post ! Just an…

    ... 'm more then happy with ZXDS to be honest, it does ... and I have very fond memory of it and a tremendous ...
    Arm73 Arm73 January 2011 Emulators
  • Testing memory/transistors etc with multimeterAnyone have a rough guide to show how to do this properly? Im using the diode setting on the multimeter to test various components, im touching the b…

    ... the corner pins on the memory etc, getting some steady readings ...
    Macc Macc January 2011 Hardware
  • DIVIDE with 512kB memory upgrade for saleI sell DIVIDE (original version 57c) with my memory upgrade to 512kB ram. [img]http://velesoft.speccy.cz/other/divide512-smallpic.jpg[/img] More in…

    ... (original version 57c) with my memory upgrade to 512kB ram.
    I sell only divide with memory upgrade and plastic case. Not ...
    velesoft velesoft January 2011 Hardware
  • zx spectrum 48k loading issue (memory problem i think)Hi I have a 48k spectrum that until yesterday was working flawlessly. The spectrum seems to work fine but the problem is with loading games.All the …

    ... codes like 4 - Out of Memory ; B - Integer out of range ... told that could be a memory problem.
    Is there a ...
    Trajano Trajano February 2011 Hardware
  • ZXDS 0.9.2 Beta 1...Hi Folks, Sort of new to the ZX DS stuff so I thought I would start by trying [B]ZXDS [/B]out in the DS emulator [B]DESMUME 0.9.7 for Windows 64 bit…

    ... /> (F) States
    (F) ZXDS
    AUTHORS
    ChangeLog

    Under the ZXDS folder the structure is...
    (F) skins
    (F) ZXDS
    changes.txt
    credits ... CODE]
    The second ZXDS folder above contains [B]servers ...
    Paddy Coleman Paddy Coleman February 2011 Emulators
  • What memory pages are being used in a +3DOS disk operation?To make a long story short: what pages are in use by +3DOS while doing read operations from the disk drive? Now, for the details, for those interest…

    ... block is loaded into main memory, and then, the program starts ... to be loaded in "extended" memory. To avoid side effects, I ... to the end of main memory. A CLEAR 25000 is made ... use nearly all the available memory in all pages) succesfully? Do ...
    mcleod_ideafix mcleod_ideafix March 2011 Development
  • Memory upgrade for ZX Spectrum 16/48This is external memory upgrade for ZX Spectrum models with 16kB ram. Can be connect also to 48kB models, but need remove 8 dram chips (from sockets …

    This is external memory upgrade for ZX Spectrum ... upgrade:
    + connect external memory to adress space 32768-65535 ... your ZX Spectrum
    + memory upgrade to 48kB,128kB,512kB ... /> + switch for enable/disable extra memory (128kB / 1MB)
    + possibility ...
    velesoft velesoft March 2011 Hardware
  • Memory card questionI recently decided to get a new phone (a Vodafone VF543) and i want to upgrade the memory so i can put all my music in it (the internal memory is onl…

    ... i want to upgrade the memory so i can put all ... music in it (the internal memory is only 50meg) but i ... no idea which type of memory card it will take. I ...
    zx1 zx1 April 2011 Chit chat
  • Calculating free memory...Hi Folks, I am using the following method to calculate the amount of free memory available to BASIC: [CODE]PRINT 65536-USR 7962[/CODE] Is this the…

    Hi Folks,

    I am using the following method to calculate the amount of free memory available to BASIC:

    [CODE]PRINT 65536-USR 7962[/CODE]

    Is this the recommended approach?

    Many thanks

    Paddy
    Paddy Coleman Paddy Coleman June 2011 Sinclair Basic
  • ZXDS questions...Hi Folks, I am hoping someone on here knows something about [B]ZXDS[/B]. I have downloaded the program to my daughters [B]DSi[/B] (for testing purp…

    ... here knows something about [B]ZXDS[/B]. I have downloaded the ... the Control options in [B]ZXDS [/B]but none work. If ... missing a config option within ZXDS somewhere?

    2) The ... date version?

    Is ZXDS the recommended Spectrum emulator for ...
    Paddy Coleman Paddy Coleman June 2011 Emulators
  • ZXDS Diary concept...Hi Folks, I have been a fan and long time user of Psion PDAs - alas they are no more and my trusty 3mx is on its last legs. As I almost have my han…

    ... on a DSi XL and ZXDS emulator I thought about writing ... .photobucket.com/albums/aa370/PaddyColeman/ZXDS-Diary.jpg[/IMG]

    Paddy Coleman Paddy Coleman June 2011 Development
  • 128K Contention - How to get it right?With my recent hardware hackery, I've built a 128K (toastrack) clone. I can't quite get the contention right though. What I'm lack is a clear descri…

    ... and 128/+2 have different memory bank models, does not help ... B0 implies odd pages are contended, however banks 5-7 should ... be contended on a 128.... or is ...
    csmith csmith July 2011 Hardware
  • Sneak Peak...Hi Folks, A sneak peak of the application I have been writing over the last few months (with a lot of help from this group, BASin and recently ZXDS)…

    ... this group, BASin and recently ZXDS).

    [IMG]http://i1194 ... you can move areas of memory via a simple LET A ...
    Paddy Coleman Paddy Coleman July 2011 Sinclair Basic
  • Any news on an updated version of ZXDS?Hi Patrik, Just wondering if you plan to release an updated version of ZXDS for the 3DS? Whilst the current version works the screen display is not…

    ... release an updated version of ZXDS for the 3DS? Whilst the ...
    Paddy Coleman Paddy Coleman July 2011 Emulators
  • Updated ZXDS Keyboard GraphicHi Folks, When using ZXDS I like to run with the Spectrum+ keyboard image (less cluttered). One thing I miss is the symbols ($, #, ? etc.) so I mod…

    ... Folks,

    When using ZXDS I like to run with ...
    Paddy Coleman Paddy Coleman August 2011 Emulators
  • New version of ZXDS?Hi Patrik, Just wondering if you are planning to release a new version of ZXDS? If so, any chance you would be willing to share a possible date and…

    Hi Patrik,

    Just wondering if you are planning to release a new version of ZXDS?

    If so, any chance you would be willing to share a possible date and what features you may add?

    Many thanks

    Paddy
    Paddy Coleman Paddy Coleman September 2011 Emulators
  • Justin Beeper - new demo for the unexpanded 16K Speccy[img]http://pouet.net/screenshots/57726.png[/img] This was my entry for this weekend's [url=http://www.sunrisedemoparty.co.uk/]Sunrise[/url] demo pa…

    ... , and the lack of fast memory on the 16K means that ... ROM. And doing everything in contended RAM means you're quite ... only having 9K of usable memory to play with, of course ...
    gasman gasman September 2011 Announcements
  • Paging memoryI've been thinking about a possibility of paging blocks of memory to and from disk. Imagine dividing usable 32KB of Speccys RAM (why do they call it …

    ... possibility of paging blocks of memory to and from disk. Imagine ... it 48K, btw?) into 1KB memory blocks.

    Each ... OS would attach bitmask of memory blocks that this process uses ... OS would compare process memory bitmask to the memory track from OS ...
    tstih tstih October 2011 Development
  • SP1 and memoryWhile developing my program, I've run into memory related issues and haven't (yet) run into any advice over how SP1 uses memory. The examples all sb…

    ... advice over how SP1 uses memory.

    The examples ... some statically defined stuff in memory at some point above ... 50000.

    What memory addresses should I avoid when ... br />
    Generally, how much memory should I allocate with sbrk ...
    Winston Winston October 2011 Development
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  • I am currently watching.....
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contended 1.2K 2K
memory 21.8K 32.5K
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